US2572013A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chuck jaw gauge
Assignee: Individual
•
Filing: 1947-11-28
•
Granted: 1951-10-23
•
Expires: 1967-11-28
Abstract
No abstract record available.
Inventors
- 👤 Walton W Cushman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:53
CPC Classifications
B; B23; B23B; B23B31/00; B23B31/02; B23B31/10; B23B31/102; Y; Y10; Y10T; Y10T279/00; Y10T279/14; Y10T279/19; Y10T279/1986; Y10T82/00; Y10T82/27
Claims Analysis
Total Claims: 0
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US2412797A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-22 | 1955-04-23 | 1955-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-22 | 1959-04-23 | 1959-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-22 | 1963-04-23 | 1963-10-23 | $7700.00 | Window Closed / Lapsed |